baber/WOPTO huggingface dataset:
Patent JP-2007172157-A (JP)
Title: Fft arithmetic circuit
Inventor: WADA YOSHIO
IPC: H04J11/00
Filed: 2005-12-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide an FFT arithmetic circuit capable of coping with a plurality of FFT lengths without providing a plurality of arithmetic circuits corresponding to the number of equipment, as in the prior art, capable of reducing the number of circuits and capable of reducing electric power consumption.  <P>SOLUTION: This FFT arithmetic circuit of the present invention is an FFT arithmetic unit comprising a plurality of butterfly computing parts connected in series, and capable of selecting optionally the FFT length of a computation object to be set, and the butterfly computing part is provided with a temporary storage part for storing once input signals, and has a signal sequence converting part for reading out sequentially the signals, according to an order of conducting complex multiplication and complex subtraction in butterfly computation, a coefficient storage part stored with a complex coefficient complex-multiplied to the each signal, corresponding to the FFT length, a complex multiplication part for reading out sequentially the corresponding complex coefficient from the complex coefficient storage part, in the every read-out signal, and a complex multiplication and subtraction part for complex-multiplying and complex-subtracting sequentially the signals output from the complex multiplication part and complex-multiplied with the complex coefficient.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007168230-A (JP)
Title: Data processor, data processing method, data processing program, and liquid droplet discharge device
Inventor: NAKAYAMA KOTA
IPC: B41J2/01
Filed: 2005-12-21
Abstract: <P>PROBLEM TO BE SOLVED: To efficiently array discharge data corresponding to two-dimensionally arrayed nozzles.  <P>SOLUTION: Raster data are distributed to cache blocks after storing them in a temporary register of a serial-parallel conversion and distribution part 12. Thus, the data are stored in each DRAM block 22 corresponding to each cache block after dividing the raster data into groups for each drive timing of the two-dimensionally arrayed nozzles. The DRAM block 22 is set so as to have a bit length corresponding to the cache block and a word length determined corresponding to the nozzle array so as to shift one address for each one printing clock. The data is extracted from each DRAM block 22 after a printing clock for a word length so as to convert the data into serial data again with a parallel-serial conversion and integration part 16.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007174425-A (JP)
Title: Information signal transmission apparatus, and wiring system
Inventor: KITADA KOSAKU
IPC: H04B3/54
Filed: 2005-12-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide an information signal transmission apparatus capable of ensuring electric power path and an information path, at the same time, with superior work efficiency, and to provide a wiring system.  <P>SOLUTION: The information signal transmission apparatus, wherein an information signal transmitted through an information line L2 are a multiplexed digital signal, on the basis of a synchronization signal generated by a master unit and transmitted to wiring, includes power connectors 11A, 11A' electrically connected directly to another functional unit that receives electric; information connectors 11B, 11B' for transmitting/receiving the information signal to/from other functional units; a demultiplexer section 32 for multiplex-transmitting the information signal, on the basis of the synchronization signal from the master unit and receiving and demodulating the information signal multiplex-transmitted through the information signal line L2 on the basis of the synchronization signal; an information signal multiplex transmission processing section 33; a microphone M1 for converting an acoustic signal into an electrical signal and transmitting the electrical signal via an A/D conversion section 35b; and a loudspeaker SP for outputting sound information transmitted via a D/A conversion section 35h.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007174547-A (JP)
Title: Power line communication method
Inventor: SATOMURA SHIGEYUKI
IPC: H04B3/54
Filed: 2005-12-26
Abstract: <P>PROBLEM TO BE SOLVED: To improve communication quality in a power line communication.  <P>SOLUTION: The power line communication method is performed by using an indoor wiring in which a plurality of branch lines 14 are connected to a lead-in line 13 of a single phase three-line system via branch points. Further, a termination circuit 30 for matching the impedance of a communication path connecting the first communication apparatus 31 configured by the lead-in line 13 and the branch lines 14(1), 14(2) to the second communication apparatus 41 is provided only in outlets 51(1), (2), (7), (8), provided on the first branch line 14(1) or the second branch line 14(2), and a filter circuit 17 is provided including an inductor formed by winding two conductor wires around a circular core and a capacitor to be connected between the two conductor wires near each of the branch points of the branch lines 14.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007180694-A (JP)
Title: Authentication system and its program
Inventor: FURUI AKIKO
IPC: H04W88/02
Filed: 2005-12-27
Abstract: <P>PROBLEM TO BE SOLVED: To improve certainty in operation of an authentication system in a place under a bad communication environment such as interference with other wireless units, multipath, and fading.  <P>SOLUTION: An amount of wireless signals using the same frequency is detected by a carrier sensing means 120. It is judged by a determination means 105 whether or not the amount of the wireless signals is larger than a prescribed amount. It is set so as to make an authentication level 1 for releasing functional restrictions high, for example, by 5 dB or so as to make an authentication level 2 for executing the functional restrictions low by 5 dB, after judging that the communication environment is bad when the amount of the wireless signals is larger than the prescribed amount.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007180799-A (JP)
Title: Data transfer device, reproducing device, reproducing system, data transfer method, reproducing method, and program
Inventor: KINOSHITA YOSHIHITO
IPC: H04L12/70
Filed: 2005-12-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a technology for properly reproducing sound without the need for sound volume adjustment on every occasion of a music change by automatically and uniformly adjusting a sound volume level by each of audio data.  <P>SOLUTION: In a reproducing system wherein a data transfer device transfers audio data to a reproducing device provided separately from the data transfer device as a separate body, the data transfer device includes; a recording level detection means for detecting the recording level of the audio data to be transferred; a comparison means for comparing the recording level with a prescribed reference level; a level difference detection means for generating level difference information denoting a difference between both the levels; and a transfer means for transferring the level difference information and the audio data, and the reproducing device includes: an audio output adjustment means for adjusting the output level of the audio data to the prescribed reference level on the basis of the level difference information; and a reproducing means for reproducing the audio data at the output level adjusted by the audio output adjustment means.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007177675-A (JP)
Title: Needle valve and needle seal for needle valve
Inventor: KIMURA MASAHIRO
IPC: F02M51/06
Filed: 2005-12-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a needle valve for electromagnetic fuel injection valve including a needle seal part capable of stably securing high density and desired dimension accuracy, and excellent in wear resistance and corrosion resistance.  <P>SOLUTION: The needle seal part 203 is formed by a metal injection molding method in the needle valve for the electromagnetic fuel injection valve, and consist of a structure containing C : 0.95-1.4%, Si : 1.0% or less, Mn : 1.0% or less, Cr : 16-18%, and Nb ; 0.02-3%, remaining Fe and unavoidable impurity. Consequently, the high density needle seal part of 7.65-7.75 g/cm<SP>3</SP>after sintering can be provided without deformation and deterioration of dimension accuracy after sintering.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007177970-A (JP)
Title: Torque converter for vehicles and verification method for mounting of its thrust bearing
Inventor: OCHI TORU
IPC: F16H41/24
Filed: 2005-12-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a torque converter for vehicles facilitating verification of mounting of a thrust bearing.  <P>SOLUTION: A turbine hub 100 has a through-hole 100h which passes through the turbine hub 100 in the axial direction and in a state that the thrust bearing 110 is normally mounted to the turbine hub 100, the through-hole 100h is provided so that a part of the through-hole 100h is covered by a part of the thrust bearing 110, thus allowing verification of the mounting of the thrust bearing 110 from the relative positioning relation of the through-hole 100h and the thrust bearing 110. When the part of the through-hole 100h is not covered by the part of the thrust bearing 110, the thrust bearing 110 is not mounted or the mounting can be judged not suitable.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007506449-A (JP)
Title: 締付け装置
IPC: A61B17/86
Filed: 2003-08-08
Abstract: 止めネジ（１）は、ネジ頭（２）と、直径（ｄ）を有するネジ軸部（３）と、止めネジ（１）の軸方向に連続する直交断面の重心の結合線と規定される中心線（４）とを有する。これはさらにネジ頭（２）において出口点（５）を有し、かつネジ軸部（３）の自由端において出口点（６）を有するが、ここで中心線（４）は連続的には直線ではない。本発明による止めネジのおかげで髄内釘の横穴と止めネジとの間のズレが削減されうる。 【選択図】  図１
Patent JP-2006180527-A (JP)
Title: Block prediction method
Inventor: JEON BYEONG MOON
IPC: H04N19/593
Filed: 2006-01-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a block prediction method of a direct mode having further improved coding efficiency, and to provide a block prediction method of a direct mode capable of improving accuracy of the predicted block.  <P>SOLUTION: The block prediction method of a B picture to be presently coded or decoded consists of a first step of obtaining forward and backward motion vectors of direct mode for B picture, a second step of obtaining motion-compensated blocks (B<SB>f</SB>, B<SB>b</SB>) by utilizing the forward and backward motion vectors obtained in the first step, and a third step of predicting a block of the B picture to be presently coded or decoded by applying prediction interpolation to the motion-compensated blocks obtained in the second step.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2007183056-A (JP)
Title: Storage type hot water supplier
Inventor: SHIMOBOU KAZUYA
IPC: F24H1/18
Filed: 2006-01-10
Abstract: <P>PROBLEM TO BE SOLVED: To reduce running cost by securing hot water quantity of minimum requirement even in the case of adopting a compact storage tank and by lowering a boiling rate in daytime hours when electricity rate is high.  <P>SOLUTION: The storage type hot water supplier has a remaining hot water quantity calculation means 31 for calculating the quantity of hot water remaining in the storage tank 1 and a remaining hot water quantity setting means 38 for setting a start remaining hot water quantity for determination of start of a hot water shortage boiling operation to be an arbitral value for respective hours. A heating means 14 is controlled to start based on the start hot water remaining quantity set by the hot water remaining quantity setting means 38 and the hot water remaining quantity calculated by the remaining hot water quantity calculation means 31.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007186886-A (JP)
Title: Attachment for working machine
Inventor: ITO HIROSHI
IPC: E04G23/08
Filed: 2006-01-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide an attachment for a working machine which can keep a braking force of an arm constant over a long period of time when the arm is turned by a touch-turn.  <P>SOLUTION: A flow of oil in a hydraulic motor 10 for turning the arm 2 is stopped, the hydraulic motor 10 is used as a braking mechanism, and a drain port 14 of the hydraulic motor 10 and piping 31a for a hydraulic cylinder are connected to each other by means of branch connection piping 33. Thus, since pressure oil is automatically supplied to the hydraulic motor 10 from the side of the piping 31a, the hydraulic motor 10 is constantly filled with the pressure oil, so that the braking force can be kept constant over a long period of time.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007187096-A (JP)
Title: Air-fuel ratio control device for internal combustion engine
Inventor: GOSHIYO EISAKU
IPC: F01N3/08
Filed: 2006-01-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide an air-fuel ratio control device for an internal combustion engine, capable of improving fuel consumption and exhaust gas property when controlling an air-fuel ratio so as to restore the NOx eliminating capability of a NOx eliminating catalyst while suppressing the production of slip NOx.  <P>SOLUTION: The air-fuel ratio control device 1 for the internal combustion engine 3 having the NOx purification catalyst 12 comprises an ECU 2. The ECU 2 calculates a slip value SLIP_CNOx and a slip/through ratio R_SLTH when slip NOx is produced during executing rich spike control, and calculates an air-fuel ratio correcting coefficient K_NOx depending on these values SLIP_CNOx and R_SLTH (Steps 8-10). It also calculates an intermediate value AF_MID for a target air-fuel ratio and set values KP2, KI2. PD2 for feedback gains KP, KI, PD depending on the air-fuel ratio correcting coefficient K_NOx when starting the next rich spike control, to control a change speed to a value AF_RICH on the rich side of an air-fuel ratio AF to be smaller (Steps 70-75).  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007187626-A (JP)
Title: Stylus type shape measuring apparatus
Inventor: KAWADA MASARU
IPC: G01B5/20
Filed: 2006-01-16
Abstract: <P>PROBLEM TO BE SOLVED: To accurately measure the shape of a measured surface by calculating the contact position of a stylus on the measured surface, in a stylus type shape measuring apparatus.  <P>SOLUTION: First, the measured surface is scanned in a fixed state of a stylus 14 to an arm 15 through a clamp 13, and displacement data in the Z direction obtained by scan in a displacement detecting mechanism 16. Next, the clamp 13 is changed so that the stylus 14 is movable on the XY plane about the connection part by the clamp 13 with respect to the arm 15, a tip sphere 10 is brought into contact with the measured surface on the scanned line by the stylus 14, displacements of X, Y and Z directions are measured when a fine displacement in the Z direction from that position, and the contact position of the tip sphere 10 with the measured surface is measured. The shape of the measured surface on the scanned line is calculated based on the displacement data in the Z direction and the contact position data of the tip sphere 10 with the measured surface.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007194259-A (JP)
Title: Semiconductor device, and method of manufacturing same
Inventor: HAMAMOTO TAKESHI
IPC: H01L21/761
Filed: 2006-01-17
Abstract: <P>PROBLEM TO BE SOLVED: To increase a signal amount of a memory cell (DRAM memory cell or the like) constituting a semiconductor device (DRAM or the like).  <P>SOLUTION: The semiconductor device is provided with a substrate; an element separation layer that is formed inside a groove for element separation which is formed in the substrate, and is formed of an insulating film and a conductive layer; a first conduction-type semiconductor layer for signal charge accumulation which is formed between the element separation layers, and is separated from the conductive layer by the insulating film; a second conduction type semiconductor layer formed below the first conduction type semiconductor layer; and a transistor formed above the first conduction type semiconductor layer.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007192936-A (JP)
Title: Positive photosensitive resin composition
Inventor: SASAKI TAKAHIRO
IPC: C08G69/26
Filed: 2006-01-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a positive photosensitive resin composition excellent in sensitivity and resolution and also having good mechanical and physical properties even at a low heat treatment temperature.  <P>SOLUTION: The positive photosensitive resin composition comprises 100 pts.mass of a polycondensation product having a structure obtained by dehydration condensation of one or more aromatic diamines having two pairs of amino groups and phenolic hydroxyl groups which are in ortho position to one another and one or more polycarboxylic acids selected from the group consisting of tetracarboxylic acids and dicarboxylic acids, 0.1-100 pts.mass of an oxazoline compound and 1-100 pts.mass of a photosensitive diazoquinone compound.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007201091-A (JP)
Title: Process for fabricating solid state image sensor
Inventor: UIE SHINJI
IPC: H04N5/335
Filed: 2006-01-25
Abstract: <P>PROBLEM TO BE SOLVED: To evade that the intensity of incident light passing through an optical waveguide leading to each photodiode of a solid state image sensor declines due to evanescent effect.  <P>SOLUTION: In the process for fabricating a solid state image sensor comprising a plurality of photodiodes 32 arranged in array on the surface of a semiconductor substrate 30, and a shading film 38 provided with openings corresponding to respective photodiodes in the surface of the semiconductor substrate 30, laminates 37 and 39 including the shading film 38 are provided on the surface of the semiconductor substrate 30, the openings are formed in the shading film 38 by opening through holes 41 at the positions corresponding to respective photodiodes of the laminates 37, 38 and 39, a low refractive index material layer 42 of required thickness is formed isotropically on the sidewall of each through hole 41, and then the remaining hole portion of each through hole is filled with a high refractive index material 45 thus forming an optical waveguide 45 for leading the incident light to each photodiode 32.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007201362-A (JP)
Title: Semiconductor element housing package and semiconductor device
Inventor: IINO MICHINOBU
IPC: H01L23/02
Filed: 2006-01-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor element housing package which prevents high frequency signal components from being reflected, entering an electronic component, and affecting the operation of the electronic component even in high frequency signals ≥10 GHz.  <P>SOLUTION: The semiconductor element housing package comprises: a substrate 1 having a mounting part 1a of a semiconductor element 6 on its upper side main surface; a frame body 2 provided so as to surround the mounting part 1a on the upper side main surface of the substrate 1; an insulating substrate 4 loaded on the upper side main surface of the substrate 1; a line conductor 4a formed on the upper surface of the insulating substrate 4; and a coaxial connector 7 fixed to the frame body 2, for which a center conductor 9 is connected to the line conductor 4a. In the semiconductor element housing package, a recess 8 is formed on the upper side main surface of the substrate 1 right under the connection of the center conductor and the line conductor 4a, and at least the joining surface with the insulating substrate 4 of the substrate 1, and the bottom surface of the recess 8 are metal surfaces.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007205189-A (JP)
Title: Micro pump drive circuit, micro pump device and fuel cell device
Inventor: MATSUBARA KEN
IPC: F04B43/04
Filed: 2006-01-31
Abstract: <P>PROBLEM TO BE SOLVED: To output trapezoid wave shape of good linearity with a simple structure, and efficiently feed a liquid, and thereby to downsize a device as.  <P>SOLUTION: A micro pump drive circuit drives a micro pump feeding liquid by pressure fluctuation generate by deformation of a piezoelectric element by applying trapezoid drive signal on the piezoelectric element, and includes: a first constant current part provided with a capacitor connected between an output terminal of a first operational amplifier and a revered input terminal, a first switch connected in parallel with the capacitor, and a second switch controlling charge of the capacitor connected to the reversed input terminal; a second constant current part provided with a third switch controlling discharge of the capacitor; a trapezoid signal generation part including a switch control part controlling opening and closing of the first switch; the second switch and the third switch; and a signal amplifying part amplifying an output signal from the trapezoid signal generation part.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2006309155-A (JP)
Title: Display device, array substrate and method of driving display device
Inventor: AOKI YOSHIAKI
IPC: H01L51/50
Filed: 2006-01-31
Abstract: <P>PROBLEM TO BE SOLVED: To enhance reproducibility of a low gray level in a display device which supplies current signals to pixels as video signals.  <P>SOLUTION: The display device includes a plurality of pixels PX arranged in a matrix, each of the plurality of pixels PX includes a display element OLED, a first drive current control circuit DDC1 to which a first video signal is supplied, which outputs first drive current at magnitude corresponding to magnitude of the first video signal to the display element OLED and a second drive current control circuit DDC2 to which a second video signal is supplied and which outputs second drive current at magnitude corresponding to magnitude of the second video signal to the display element OLED. The display device is characterized in that it is configured such that a ratio T1/T2 between a time period T1 over which the first drive current control circuit DDC1 can output the first drive current to the display element OLED and a time period T2 over which the second drive current control circuit DDC2 can output the second drive current to the display element OLED can be set to be larger than 1.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007206915-A (JP)
Title: On-vehicle earthquake warning device
Inventor: HIRANO HIDEAKI
IPC: G09B29/00
Filed: 2006-02-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide an on-vehicle mounted earthquake warning device for which the driver does not need to decide on the appropriate response, according to the travelling conditions, when an earthquake has occurred, while the vehicle is in travel.  <P>SOLUTION: The device receives earthquake information transmitted from an earthquake information center, when an earthquake occurs (Step S10), calculates an estimated intensity at the point the vehicle is in travel, based on the earthquake information received (Step S20), and determines whether the calculated estimated intensity exceeds the predetermined value (Step S30). If the intensity exceeds the predetermined value, the device determines whether the vehicle is traveling in a safe area (Step S50), and according to the result of the determination, gives instructions, depending on the traveling condition of the vehicle (Steps S60, S70).  <P>COPYRIGHT: (C)2007,JPO&INPIT